{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Anatomy"], "input": "We adjusted As concentrations for variations in dilution by specific gravity ( to the mean value of 1 . 012 g / mL ) ; U - Cre , which is commonly used for dilution adjustment , was influenced more by age and nutrition than was specific gravity , and U - Cre was also associated with urinary As ( Nermell et al . 2007 ) ."}
{"Anatomy": ["urinary"]}